[INFO] fetching crate env_logger_plus 0.10.0...
[INFO] testing env_logger_plus-0.10.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate env_logger_plus 0.10.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate env_logger_plus 0.10.0
[INFO] finished tweaking crates.io crate env_logger_plus 0.10.0
[INFO] tweaked toml for crates.io crate env_logger_plus 0.10.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate env_logger_plus 0.10.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate env_logger_plus 0.10.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded is-terminal v0.4.0
[INFO] [stderr]   Downloaded io-lifetimes v1.0.1
[INFO] [stderr]   Downloaded cc v1.0.77
[INFO] [stderr]   Downloaded rustix v0.36.3
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.42.0
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.42.0
[INFO] [stderr]   Downloaded libc v0.2.137
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.42.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.42.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.42.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.42.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.42.0
[INFO] [stderr]   Downloaded linux-raw-sys v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2bad4936f8ce3242c7ee0631f05492a7b1d1c5fe7ea132d2a7113623a90cf80
[INFO] running `Command { std: "docker" "start" "-a" "e2bad4936f8ce3242c7ee0631f05492a7b1d1c5fe7ea132d2a7113623a90cf80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2bad4936f8ce3242c7ee0631f05492a7b1d1c5fe7ea132d2a7113623a90cf80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2bad4936f8ce3242c7ee0631f05492a7b1d1c5fe7ea132d2a7113623a90cf80", kill_on_drop: false }`
[INFO] [stdout] e2bad4936f8ce3242c7ee0631f05492a7b1d1c5fe7ea132d2a7113623a90cf80
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2feaffc85316d94841d07c73b85455dcb910e46925730d60dd234974ad0ea3a
[INFO] running `Command { std: "docker" "start" "-a" "e2feaffc85316d94841d07c73b85455dcb910e46925730d60dd234974ad0ea3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling io-lifetimes v1.0.1
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling rustix v0.36.3
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling linux-raw-sys v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]    Compiling regex v1.7.0
[INFO] [stderr]    Compiling is-terminal v0.4.0
[INFO] [stderr]    Compiling env_logger_plus v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stdout]    --> src/lib.rs:284:13
[INFO] [stdout]     |
[INFO] [stdout] 284 | #![cfg_attr(rustbuild, feature(staged_api, rustc_private))]
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rustbuild)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stdout]    --> src/lib.rs:285:13
[INFO] [stdout]     |
[INFO] [stdout] 285 | #![cfg_attr(rustbuild, unstable(feature = "rustc_private", issue = "27812"))]
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rustbuild)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fmt/writer/termcolor/extern_impl.rs:413:21
[INFO] [stdout]     |
[INFO] [stdout] 413 |     pub fn value<T>(&self, value: T) -> StyledValue<T> {
[INFO] [stdout]     |                     ^^^^^               ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 413 |     pub fn value<T>(&self, value: T) -> StyledValue<'_, T> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.07s
[INFO] running `Command { std: "docker" "inspect" "e2feaffc85316d94841d07c73b85455dcb910e46925730d60dd234974ad0ea3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2feaffc85316d94841d07c73b85455dcb910e46925730d60dd234974ad0ea3a", kill_on_drop: false }`
[INFO] [stdout] e2feaffc85316d94841d07c73b85455dcb910e46925730d60dd234974ad0ea3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2384d5149c2d2f789cfce36c7583fec20e1a60ed38b4963444051c82fb466146
[INFO] running `Command { std: "docker" "start" "-a" "2384d5149c2d2f789cfce36c7583fec20e1a60ed38b4963444051c82fb466146", kill_on_drop: false }`
[INFO] [stdout] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stdout]    --> src/lib.rs:284:13
[INFO] [stdout]     |
[INFO] [stdout] 284 | #![cfg_attr(rustbuild, feature(staged_api, rustc_private))]
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rustbuild)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling env_logger_plus v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stdout]    --> src/lib.rs:285:13
[INFO] [stdout]     |
[INFO] [stdout] 285 | #![cfg_attr(rustbuild, unstable(feature = "rustc_private", issue = "27812"))]
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rustbuild)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fmt/writer/termcolor/extern_impl.rs:413:21
[INFO] [stdout]     |
[INFO] [stdout] 413 |     pub fn value<T>(&self, value: T) -> StyledValue<T> {
[INFO] [stdout]     |                     ^^^^^               ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 413 |     pub fn value<T>(&self, value: T) -> StyledValue<'_, T> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> examples/direct_logger.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use env_logger::{Builder, WriteStyle};
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `env_logger`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `env_logger`, use `cargo add env_logger` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]   --> examples/default.rs:21:5
[INFO] [stdout]    |
[INFO] [stdout] 21 | use env_logger::Env;
[INFO] [stdout]    |     ^^^^^^^^^^ use of unresolved module or unlinked crate `env_logger`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `env_logger`, use `cargo add env_logger` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `env_logger`
[INFO] [stdout]   --> examples/custom_format.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     use env_logger::{fmt::Color, Builder, Env};
[INFO] [stdout]    |         ^^^^^^^^^^ use of unresolved module or unlinked crate `env_logger`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `env_logger`, use `cargo add env_logger` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]   --> examples/custom_format.rs:22:9
[INFO] [stdout]    |
[INFO] [stdout] 22 |     use env_logger::{fmt::Color, Builder, Env};
[INFO] [stdout]    |         ^^^^^^^^^^ use of unresolved module or unlinked crate `env_logger`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `env_logger`, use `cargo add env_logger` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]   --> examples/custom_default_format.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 | use env_logger::{Builder, Env};
[INFO] [stdout]    |     ^^^^^^^^^^ use of unresolved module or unlinked crate `env_logger`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `env_logger`, use `cargo add env_logger` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `env_logger_plus` (example "direct_logger") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> examples/custom_format.rs:32:22
[INFO] [stdout]    |
[INFO] [stdout] 32 |             .format(|buf, record| {
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 33 |                 let mut style = buf.style();
[INFO] [stdout]    |                                 --- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 32 |             .format(|buf: /* Type */, record| {
[INFO] [stdout]    |                         ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> examples/custom_format.rs:32:27
[INFO] [stdout]    |
[INFO] [stdout] 32 |             .format(|buf, record| {
[INFO] [stdout]    |                           ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 42 |                     style.value(record.args())
[INFO] [stdout]    |                                 ------ type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout] 32 |             .format(|buf, record: /* Type */| {
[INFO] [stdout]    |                                 ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `env_logger_plus` (example "custom_format") due to 4 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `env_logger`
[INFO] [stdout]  --> examples/filters_from_code.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use env_logger::Builder;
[INFO] [stdout]   |     ^^^^^^^^^^ use of unresolved module or unlinked crate `env_logger`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `env_logger`, use `cargo add env_logger` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `env_logger_plus` (example "custom_default_format") due to 1 previous error
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `env_logger`
[INFO] [stdout]   --> examples/default.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     env_logger::init_from_env(env);
[INFO] [stdout]    |     ^^^^^^^^^^ use of unresolved module or unlinked crate `env_logger`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `env_logger`, use `cargo add env_logger` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `env_logger`
[INFO] [stdout]  --> examples/syslog_friendly_format.rs:5:36
[INFO] [stdout]   |
[INFO] [stdout] 5 |         Ok(s) if s == "SYSTEMD" => env_logger::builder()
[INFO] [stdout]   |                                    ^^^^^^^^^^ use of unresolved module or unlinked crate `env_logger`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `env_logger`, use `cargo add env_logger` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]  --> examples/syslog_friendly_format.rs:6:22
[INFO] [stdout]   |
[INFO] [stdout] 6 |             .format(|buf, record| {
[INFO] [stdout]   |                      ^^^
[INFO] [stdout] 7 |                 writeln!(
[INFO] [stdout] 8 |                     buf,
[INFO] [stdout]   |                     --- type must be known at this point
[INFO] [stdout]   |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]   |
[INFO] [stdout] 6 |             .format(|buf: /* Type */, record| {
[INFO] [stdout]   |                         ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> examples/syslog_friendly_format.rs:6:27
[INFO] [stdout]    |
[INFO] [stdout]  6 |             .format(|buf, record| {
[INFO] [stdout]    |                           ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 10 |                     match record.level() {
[INFO] [stdout]    |                           ------ type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving this closure parameter an explicit type
[INFO] [stdout]    |
[INFO] [stdout]  6 |             .format(|buf, record: /* Type */| {
[INFO] [stdout]    |                                 ++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `env_logger`
[INFO] [stdout]   --> examples/syslog_friendly_format.rs:22:14
[INFO] [stdout]    |
[INFO] [stdout] 22 |         _ => env_logger::init(),
[INFO] [stdout]    |              ^^^^^^^^^^ use of unresolved module or unlinked crate `env_logger`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `env_logger`, use `cargo add env_logger` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `env_logger_plus` (example "default") due to 2 previous errors
[INFO] [stdout] error[E0433]: failed to resolve: use of unresolved module or unlinked crate `env_logger`
[INFO] [stdout]   --> examples/custom_logger.rs:16:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | use env_logger::filter::{Builder, Filter};
[INFO] [stdout]    |     ^^^^^^^^^^ use of unresolved module or unlinked crate `env_logger`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `env_logger`, use `cargo add env_logger` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stdout]    --> src/lib.rs:284:13
[INFO] [stdout]     |
[INFO] [stdout] 284 | #![cfg_attr(rustbuild, feature(staged_api, rustc_private))]
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rustbuild)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `rustbuild`
[INFO] [stdout]    --> src/lib.rs:285:13
[INFO] [stdout]     |
[INFO] [stdout] 285 | #![cfg_attr(rustbuild, unstable(feature = "rustc_private", issue = "27812"))]
[INFO] [stdout]     |             ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using a Cargo feature instead
[INFO] [stdout]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]              [lints.rust]
[INFO] [stdout]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(rustbuild)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(rustbuild)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `env_logger_plus` (example "filters_from_code") due to 1 previous error
[INFO] [stderr] error: could not compile `env_logger_plus` (example "syslog_friendly_format") due to 4 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `env_logger_plus` (example "custom_logger") due to 1 previous error
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/fmt/writer/termcolor/extern_impl.rs:413:21
[INFO] [stdout]     |
[INFO] [stdout] 413 |     pub fn value<T>(&self, value: T) -> StyledValue<T> {
[INFO] [stdout]     |                     ^^^^^               ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 413 |     pub fn value<T>(&self, value: T) -> StyledValue<'_, T> {
[INFO] [stdout]     |                                                     +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2384d5149c2d2f789cfce36c7583fec20e1a60ed38b4963444051c82fb466146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2384d5149c2d2f789cfce36c7583fec20e1a60ed38b4963444051c82fb466146", kill_on_drop: false }`
[INFO] [stdout] 2384d5149c2d2f789cfce36c7583fec20e1a60ed38b4963444051c82fb466146
